Bibtex-Export
@article{ Weidner1987,
title = {Clean air: how the nations stand},
author = {Weidner, Helmut},
journal = {Acid news: a newsletter on air pollution and climate change},
number = {3},
pages = {8-10},
year = {1987},
issn = {0281-5087},
keywords = {Luft; air; Umweltverschmutzung; environmental pollution; Luftreinhaltung; air pollution control; internationaler Vergleich; international comparison; Europa; Europe; Umweltpolitik; environmental policy}}